Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: GLP compliant, available as unpublished report, no restrictions, fully adequate for assessment

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2010
Report Date:
2010

Materials and methods

Principles of method if other than guideline:
The pH value of an aqueous liquid is defined as the common logarithm of the reciprocal of the hydrogen ion concentration expressed in g/l.

The pH value of the test item is determined by means of a pH meter and a glass electrode.
GLP compliance:
yes (incl. certificate)

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Batch no: 17709.
Solid, white powder.

Results and discussion

pH value
pH value:
5.3
Temp.:
25 °C
Concentration:
99.9 g/L

Applicant's summary and conclusion

Conclusions:
The pH value of the aqueous solution of the test item (0.10 %) was reported to be 5.3.

Executive summary:

This is a GLP compliant study considered suitable for use as the key study for this endpoint. The pH value of the aqueous solution of the test item (0.10 %) was reported to be 5.3.